5. The buyer plans to purchase $40,000 (at retail) worth of shirts for the spring season. A planned markup of 48 percent is desired. Early in the season, $18,000 was spent on shirts. The total retail of this purchase was $ 36,000. What is the markup percentage that must be obtained on the balance of the purchases to achieve the planned markup? (Make your response bold in Excel)? Retail $ Cost $ MU % Total Purchases Planned Purchases Already Made Balance Needed